Drawing board



FIG. 1 is a front perspective view of a drawing board showing my new design in an assembled condition;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a front perspective view thereof in an exploded condition, with the background sheet in a partially extended position. 

The ornamental design for a drawing board, as shown and described. 